Intel Xeon E-2456 vs Intel Xeon E3-1260L v5

Comparative analysis of Intel Xeon E-2456 and Intel Xeon E3-1260L v5 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Graphics, Graphics interfaces, Graphics image quality, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Xeon E-2456

Intel Xeon E3-1260L v5

Differences

Reasons to consider the Intel Xeon E-2456

2 more cores, run more applications at once: 6 vs 4
4 more threads: 12 vs 8
Around 31% higher clock speed: 5.1 GHz vs 3.90 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 10 nm vs 14 nm
Around 53% better performance in PassMark - Single thread mark: 3540 vs 2316
2.5x better performance in PassMark - CPU mark: 20476 vs 8237

Specifications (specs)
Number of cores	6 vs 4
Number of threads	12 vs 8
Maximum frequency	5.1 GHz vs 3.90 GHz
Manufacturing process technology	10 nm vs 14 nm
Benchmarks
PassMark - Single thread mark	3540 vs 2316
PassMark - CPU mark	20476 vs 8237

Reasons to consider the Intel Xeon E3-1260L v5

Around 78% lower typical power consumption: 45 Watt vs 80 Watt

Thermal Design Power (TDP)	45 Watt vs 80 Watt

Compare benchmarks

CPU 1: Intel Xeon E-2456
CPU 2: Intel Xeon E3-1260L v5

PassMark - Single thread mark

CPU 1

CPU 2

3540

2316

PassMark - CPU mark

CPU 1

CPU 2

20476

8237

Name	Intel Xeon E-2456	Intel Xeon E3-1260L v5
PassMark - Single thread mark	3540	2316
PassMark - CPU mark	20476	8237
Geekbench 4 - Single Core		4423
Geekbench 4 - Multi-Core		14711

Compare specifications (specs)

	Intel Xeon E-2456	Intel Xeon E3-1260L v5
Essentials
Launch date	14 Dec 2023	Q4'15
Launch price (MSRP)	$375
Place in performance rating	346	314
Architecture codename		Skylake
Processor Number		E3-1260LV5
Series		Intel® Xeon® Processor E3 v5 Family
Status		Launched
Vertical segment		Server
Performance
Base frequency	3.3 GHz	2.90 GHz
Die size	163 mm²
L1 cache	80 KB (per core)
L2 cache	1.25 MB (per core)
L3 cache	18 MB (shared)
Manufacturing process technology	10 nm	14 nm
Maximum core temperature	100°C
Maximum frequency	5.1 GHz	3.90 GHz
Number of cores	6	4
Number of threads	12	8
Unlocked
64 bit support
Bus Speed		8 GT/s DMI3
VID voltage range		0.55V-1.52V
Memory
ECC memory support
Supported memory types	DDR5	DDR4-1866/2133, DDR3L-1333/1600 @ 1.35V
Max memory channels		2
Maximum memory bandwidth		34.1 GB/s
Maximum memory size		64 GB
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	FCLGA1151
Thermal Design Power (TDP)	80 Watt	45 Watt
Low Halogen Options Available
Package Size		37.5mm x 37.5mm
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)	1x16, 2x8, 1x8+2x4
Max number of PCIe lanes		16
PCI Express revision		3.0
Scalability		1S Only
Graphics
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Graphics interfaces
Number of displays supported		0
Graphics image quality
4K resolution support
Security & Reliability
Execute Disable Bit (EDB)
Intel® Memory Protection Extensions (Intel® MPX)
Intel® OS Guard
Intel® Secure Key technology
Intel® Software Guard Extensions (Intel® SGX)
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)